what has gone on in japan but the brakes on nuclear power in america. does the united states ended the administration agree with that? -- states and the administration agree with that? >> every experience that we had with respect to it the power plants, we take fully into account. certainly at the time of the three mile island episode, there were a tremendous amount of things we applied to the safety of our plants. power reactors are much safer today. we continue to apply unused in areas of different types and never stop our efforts to exercise our capabilities to assess the possibilities and to ensure that our reactors can operate as safely as possible. we will continue to do that. we will -- we know that is a responsibility that is proposed in the nuclear regulatory commission. from a policy perspective, we will continue to operate our reactors. we will continue to seek to build nuclear into our responsible energy future, and we have confidence in the nrc to do this safely. >> i would just add that we have plants in operation with 20% of the energy in